Third rail bracket



FIG. 1 is a top front perspective view of the third rail bracket of the present design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a right elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a top left front perspective view thereof;

FIG. 9 is a bottom front perspective view thereof; and,

FIG. 10 is a bottom left front perspective view thereof. 

CLAIM The ornamental design for a third rail bracket, as shown and described. 